“Scientific models are often used in laboratories to represent Earth's processes. While field tests and observations are vital, physical, digital, and mathematical models are useful tools in the laboratory. Models provide insight into complex processes that might otherwise be difficult to grasp”
Answer:
The correct answer is : true statement.
Explanation:
Physical fitness can be affected by various factors including several environmental conditions. The living environment of an individual, rural or urban affects physical fitness.
Many factors of their environment can be control by individuals but some can not be controlled such as social, geographical, infrastructure, services and resources. Some factors like clear air is available in rural area, or better health services are available in urban area, positively or negatively contribute to their physical and emotional well-being.
Thus, the correct answer is : true statement.
Answer:
independent variable; dependent variable
Explanation:
An independent variable, in a research study, is the variable that can be manipulated be the researcher, and brings about an effect on the dependent variable. It is referred to as “the cause”. The independent variable when manipulated, brings a change to the dependent variable. The dependent variable, on the other hand, is the effect of the cause of the independent variable. The effect is dependent on the manipulation of the cause.
For example, in Max’s hypothesis, stress is the independent variable, while spousal abuse is the dependent variable. Spousal abuse is dependent on stress.